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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-03-24 18:17:23 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2017-03-24 20:10:10 +0300 |
| commit | e02d9d76bf4de91d6eddf73345c5e8a9ae5a5f9f (patch) | |
| tree | 16dcd8fce267aaace4f585753f88a0a99ebc0fd1 /drivers | |
| parent | 5d64c120c046c287382373df52b9e6fc47e6367c (diff) | |
| download | linux-e02d9d76bf4de91d6eddf73345c5e8a9ae5a5f9f.tar.xz | |
drm/i915: Disable MI_SET_CONTEXT psmi w/a for bdw
The current w/a for the gen7 psmi related hangs doesn't apply to bdw, so
disable it if using bdw ringbuffer submission.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170324151724.32640-1-chris@chris-wilson.co.uk
Reviewed-by: Michał Winiarski <michal.winiarski@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_context.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 8fc8b3d15a0f..8bd0c4966913 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -582,8 +582,8 @@ mi_set_context(struct drm_i915_gem_request *req, u32 flags) struct intel_engine_cs *engine = req->engine; enum intel_engine_id id; const int num_rings = - /* Use an extended w/a on ivb+ if signalling from other rings */ - i915.semaphores ? + /* Use an extended w/a on gen7 if signalling from other rings */ + (i915.semaphores && INTEL_GEN(dev_priv) == 7) ? INTEL_INFO(dev_priv)->num_rings - 1 : 0; int len; |